20145128899

素因数分解:

$7^1\times {\mathrm{271}}^1\times {\mathrm{2351}}^1\times {\mathrm{4517}}^1$

素因数の和:7146

約数の個数: 16

約数和(自身を含む): 23122907136

約数和(自身を除く): 2977778237

約数列:

[1, 7, 271, 1897, 2351, 4517, 16457, 31619, 637121, 1224107, 4459847, 8568749, 10619467, 74336269, 2877875557, 20145128899]

約数ペア:

[(1, 20145128899), (7, 2877875557), (271, 74336269), (1897, 10619467), (2351, 8568749), (4517, 4459847), (16457, 1224107), (31619, 637121)]